540636262 has 4 divisors (see below), whose sum is σ = 810954396. Its totient is φ = 270318130.

The previous prime is 540636259. The next prime is 540636269. The reversal of 540636262 is 262636045.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540636269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135159064 + ... + 135159067.

It is an arithmetic number, because the mean of its divisors is an integer number (202738599).

Almost surely, 2^540636262 is an apocalyptic number.

540636262 is a deficient number, since it is larger than the sum of its proper divisors (270318134).

540636262 is a wasteful number, since it uses less digits than its factorization.

540636262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270318133.

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 540636262 is about 23251.5862254600. The cubic root of 540636262 is about 814.6449892205.

The spelling of 540636262 in words is "five hundred forty million, six hundred thirty-six thousand, two hundred sixty-two".